agitant

A person who agitates.

1665, Robert Howard, The Committee, Act III, Scene 1, in Five New Plays, London: Henry Herringman, 1692 p. 77, Now am I ready for any Plot; I’ll go find some of these Agitants, and fill up a blank Commission with my Name.

Garofalo and Ferri were the foremost agitants for victim compensation in the nineteenth century.

A thing that agitates.

If melancholy humours most abound, The dreams distractive, and the sleep unsound, And Hypochondriac megrims start and twitch, Black spirits rise, and temptingly bewitch, Ten drops of poppy nectar, freshly pressed, Will lay the peccant agitants at rest.

[…] the enormous effect of the insurrection on the government—the hasty executions, the deportations, the inpouring of troops into Ireland and the establishment of military tribunals—convinced Ireland that insurrection was a powerful agitant, and this greatly invigorated the national will.

That agitates.

[…] at her white bosom is that patch incarnadine—the red, red rose. Agitant and tremulous it has burst open, and its pure heart lies bare.

The slow rhythm of her song grew agitant and restless.

Obsolete spelling of adjutant.